An empty 13461 kg coal car is coasting on a level track at
An empty 13461 kg coal car is coasting on a level track at 6.7 m/s. Suddenly 4761 kg of coal is dumped into it from a chute directly above it. The coal initially has zero horizontal velocity. Find the final speed of the car?
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typically a tennis ball hit during a serve travels away at about 47 ms if the ball is at rest in mid-air when struck
suppose the loop in the generator in the figure below is square and the length of each side of the loop is increased by
why is it not possible to measure the reduction potential of a half-reaction independently that is why must one
1choose an issue in professional ethics that pertains either to professionals generally or to a particular type of
an empty 13461 kg coal car is coasting on a level track at 67 ms suddenly 4761 kg of coal is dumped into it from a
a 64 kg freight car is coasting at a speed of 463 ms along a straight track when it strikes a 158 kg stationary freight
the enantiomeric excess of a mixture of two enantiomers is 82 with an excess of the s-enantiomer the optical rotation
a 259 g mass is moving in the x-direction at 566 cms while a 223 g mass is moving in the -x-direction at 416 cms they
how many moles of water are formed when 50 ml of nacl and 50 ml of naoh are combined in a coffee cup calorimeter
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